mirror of
https://gitlab.gnome.org/GNOME/gtk.git
synced 2024-11-06 08:40:08 +00:00
Added 'background_area' calculation to GtkCellAreaClass->foreach_alloc vfunc
This allows us to reduce code allocation code paths in subclasses, as a result GtkCellArea implements the ->render() vfunc and the subclass only decides the cell area and background area distributions in a single code path.
This commit is contained in:
Tristan Van Berkom
parent
a47a557fc3
commit
34f4b5c190
@ -317,7 +317,7 @@
|
||||
* The #GtkCellArea introduces <emphasis>cell properties</emphasis> for #GtkCellRenderers in very
|
||||
* much the same way that #GtkContainer introduces <link linkend="child-properties">child properties</link>
|
||||
* for #GtkWidgets. This provides some general interfaces for defining the relationship cell areas
|
||||
* have with thier cells. For instance in a #GtkCellAreaBox a cell might "expand" and recieve extra
|
||||
* have with their cells. For instance in a #GtkCellAreaBox a cell might "expand" and recieve extra
|
||||
* space when the area is allocated more than it's full natural request, or a cell might be configured
|
||||
* to "align" with adjacent rows which were requested and rendered with the same #GtkCellAreaContext.
|
||||
*
|
||||
@ -371,6 +371,14 @@ static gint gtk_cell_area_real_event (GtkCellArea
|
||||
GdkEvent *event,
|
||||
const GdkRectangle *cell_area,
|
||||
GtkCellRendererState flags);
|
||||
static void gtk_cell_area_real_render (GtkCellArea *area,
|
||||
GtkCellAreaContext *context,
|
||||
GtkWidget *widget,
|
||||
cairo_t *cr,
|
||||
const GdkRectangle *background_area,
|
||||
const GdkRectangle *cell_area,
|
||||
GtkCellRendererState flags,
|
||||
gboolean paint_focus);
|
||||
static void gtk_cell_area_real_apply_attributes (GtkCellArea *area,
|
||||
GtkTreeModel *tree_model,
|
||||
GtkTreeIter *iter,
|
||||
@ -430,6 +438,18 @@ typedef struct {
|
||||
GdkRectangle allocation;
|
||||
} RendererAllocationData;
|
||||
|
||||
/* Used in foreach loop to render cells */
|
||||
typedef struct {
|
||||
GtkCellArea *area;
|
||||
GtkWidget *widget;
|
||||
cairo_t *cr;
|
||||
GdkRectangle focus_rect;
|
||||
GtkCellRendererState render_flags;
|
||||
guint paint_focus : 1;
|
||||
guint focus_all : 1;
|
||||
guint first_focus : 1;
|
||||
} CellRenderData;
|
||||
|
||||
/* Used in foreach loop to get a cell by position */
|
||||
typedef struct {
|
||||
gint x;
|
||||
@ -587,7 +607,7 @@ gtk_cell_area_class_init (GtkCellAreaClass *class)
|
||||
class->remove = NULL;
|
||||
class->foreach = NULL;
|
||||
class->event = gtk_cell_area_real_event;
|
||||
class->render = NULL;
|
||||
class->render = gtk_cell_area_real_render;
|
||||
class->apply_attributes = gtk_cell_area_real_apply_attributes;
|
||||
|
||||
/* geometry */
|
||||
@ -1005,6 +1025,103 @@ gtk_cell_area_real_event (GtkCellArea *area,
|
||||
return retval;
|
||||
}
|
||||
|
||||
static gboolean
|
||||
render_cell (GtkCellRenderer *renderer,
|
||||
const GdkRectangle *cell_area,
|
||||
const GdkRectangle *cell_background,
|
||||
CellRenderData *data)
|
||||
{
|
||||
GtkCellRenderer *focus_cell;
|
||||
GtkCellRendererState flags;
|
||||
GdkRectangle inner_area;
|
||||
|
||||
focus_cell = gtk_cell_area_get_focus_cell (data->area);
|
||||
flags = data->render_flags;
|
||||
|
||||
gtk_cell_area_inner_cell_area (data->area, data->widget, cell_area, &inner_area);
|
||||
|
||||
if ((flags & GTK_CELL_RENDERER_FOCUSED) &&
|
||||
(data->focus_all ||
|
||||
(focus_cell &&
|
||||
(renderer == focus_cell ||
|
||||
gtk_cell_area_is_focus_sibling (data->area, focus_cell, renderer)))))
|
||||
{
|
||||
GdkRectangle cell_focus;
|
||||
|
||||
gtk_cell_renderer_get_aligned_area (renderer, data->widget, flags, &inner_area, &cell_focus);
|
||||
|
||||
if (data->first_focus)
|
||||
{
|
||||
data->first_focus = FALSE;
|
||||
data->focus_rect = cell_focus;
|
||||
}
|
||||
else
|
||||
{
|
||||
gdk_rectangle_union (&data->focus_rect, &cell_focus, &data->focus_rect);
|
||||
}
|
||||
}
|
||||
else
|
||||
flags &= ~GTK_CELL_RENDERER_FOCUSED;
|
||||
|
||||
gtk_cell_renderer_render (renderer, data->cr, data->widget,
|
||||
cell_background, &inner_area, flags);
|
||||
|
||||
return FALSE;
|
||||
}
|
||||
|
||||
static void
|
||||
gtk_cell_area_real_render (GtkCellArea *area,
|
||||
GtkCellAreaContext *context,
|
||||
GtkWidget *widget,
|
||||
cairo_t *cr,
|
||||
const GdkRectangle *background_area,
|
||||
const GdkRectangle *cell_area,
|
||||
GtkCellRendererState flags,
|
||||
gboolean paint_focus)
|
||||
{
|
||||
CellRenderData render_data =
|
||||
{
|
||||
area,
|
||||
widget,
|
||||
cr,
|
||||
{ 0, },
|
||||
flags,
|
||||
paint_focus,
|
||||
FALSE, TRUE
|
||||
};
|
||||
|
||||
/* Make sure we dont paint a focus rectangle while there
|
||||
* is an editable widget in play
|
||||
*/
|
||||
if (gtk_cell_area_get_edited_cell (area))
|
||||
render_data.paint_focus = FALSE;
|
||||
|
||||
/* If no cell can activate but the caller wants focus painted,
|
||||
* then we paint focus around all cells */
|
||||
if ((flags & GTK_CELL_RENDERER_FOCUSED) != 0 && paint_focus &&
|
||||
!gtk_cell_area_is_activatable (area))
|
||||
render_data.focus_all = TRUE;
|
||||
|
||||
gtk_cell_area_foreach_alloc (area, context, widget, cell_area, cell_area,
|
||||
(GtkCellAllocCallback)render_cell, &render_data);
|
||||
|
||||
if (render_data.paint_focus &&
|
||||
render_data.focus_rect.width != 0 &&
|
||||
render_data.focus_rect.height != 0)
|
||||
{
|
||||
GtkStateType renderer_state =
|
||||
flags & GTK_CELL_RENDERER_SELECTED ? GTK_STATE_SELECTED :
|
||||
(flags & GTK_CELL_RENDERER_PRELIT ? GTK_STATE_PRELIGHT :
|
||||
(flags & GTK_CELL_RENDERER_INSENSITIVE ? GTK_STATE_INSENSITIVE : GTK_STATE_NORMAL));
|
||||
|
||||
gtk_paint_focus (gtk_widget_get_style (widget), cr,
|
||||
renderer_state, widget,
|
||||
gtk_cell_area_get_style_detail (area),
|
||||
render_data.focus_rect.x, render_data.focus_rect.y,
|
||||
render_data.focus_rect.width, render_data.focus_rect.height);
|
||||
}
|
||||
}
|
||||
|
||||
static void
|
||||
apply_cell_attributes (GtkCellRenderer *renderer,
|
||||
CellInfo *info,
|
||||
@ -1476,6 +1593,7 @@ gtk_cell_area_foreach (GtkCellArea *area,
|
||||
* @context: the #GtkCellAreaContext for this row of data.
|
||||
* @widget: the #GtkWidget that @area is rendering to
|
||||
* @cell_area: the @widget relative coordinates and size for @area
|
||||
* @background_area: the @widget relative coordinates of the background area
|
||||
* @callback: the #GtkCellAllocCallback to call
|
||||
* @callback_data: user provided data pointer
|
||||
*
|
||||
@ -1489,6 +1607,7 @@ gtk_cell_area_foreach_alloc (GtkCellArea *area,
|
||||
GtkCellAreaContext *context,
|
||||
GtkWidget *widget,
|
||||
const GdkRectangle *cell_area,
|
||||
const GdkRectangle *background_area,
|
||||
GtkCellAllocCallback callback,
|
||||
gpointer callback_data)
|
||||
{
|
||||
@ -1503,7 +1622,7 @@ gtk_cell_area_foreach_alloc (GtkCellArea *area,
|
||||
class = GTK_CELL_AREA_GET_CLASS (area);
|
||||
|
||||
if (class->foreach_alloc)
|
||||
class->foreach_alloc (area, context, widget, cell_area, callback, callback_data);
|
||||
class->foreach_alloc (area, context, widget, cell_area, background_area, callback, callback_data);
|
||||
else
|
||||
g_warning ("GtkCellAreaClass::foreach_alloc not implemented for `%s'",
|
||||
g_type_name (G_TYPE_FROM_INSTANCE (area)));
|
||||
@ -1647,6 +1766,7 @@ gtk_cell_area_get_style_detail (GtkCellArea *area)
|
||||
static gboolean
|
||||
get_cell_allocation (GtkCellRenderer *renderer,
|
||||
const GdkRectangle *cell_area,
|
||||
const GdkRectangle *cell_background,
|
||||
RendererAllocationData *data)
|
||||
{
|
||||
if (data->renderer == renderer)
|
||||
@ -1687,7 +1807,7 @@ gtk_cell_area_get_cell_allocation (GtkCellArea *area,
|
||||
g_return_if_fail (cell_area != NULL);
|
||||
g_return_if_fail (allocation != NULL);
|
||||
|
||||
gtk_cell_area_foreach_alloc (area, context, widget, cell_area,
|
||||
gtk_cell_area_foreach_alloc (area, context, widget, cell_area, cell_area,
|
||||
(GtkCellAllocCallback)get_cell_allocation, &data);
|
||||
|
||||
*allocation = data.allocation;
|
||||
@ -1696,6 +1816,7 @@ gtk_cell_area_get_cell_allocation (GtkCellArea *area,
|
||||
static gboolean
|
||||
get_cell_by_position (GtkCellRenderer *renderer,
|
||||
const GdkRectangle *cell_area,
|
||||
const GdkRectangle *cell_background,
|
||||
CellByPositionData *data)
|
||||
{
|
||||
if (data->x >= cell_area->x && data->x < cell_area->x + cell_area->width &&
|
||||
@ -1723,7 +1844,7 @@ get_cell_by_position (GtkCellRenderer *renderer,
|
||||
* Gets the #GtkCellRenderer at @x and @y coordinates inside @area and optionally
|
||||
* returns the full cell allocation for it inside @cell_area.
|
||||
*
|
||||
* Returns: the #GtkCellRenderer at @x and @y.
|
||||
* Returns value: the #GtkCellRenderer at @x and @y.
|
||||
*
|
||||
* Since: 3.0
|
||||
*/
|
||||
@ -1745,7 +1866,7 @@ gtk_cell_area_get_cell_at_position (GtkCellArea *area,
|
||||
g_return_val_if_fail (x >= cell_area->x && x <= cell_area->x + cell_area->width, NULL);
|
||||
g_return_val_if_fail (y >= cell_area->y && y <= cell_area->y + cell_area->height, NULL);
|
||||
|
||||
gtk_cell_area_foreach_alloc (area, context, widget, cell_area,
|
||||
gtk_cell_area_foreach_alloc (area, context, widget, cell_area, cell_area,
|
||||
(GtkCellAllocCallback)get_cell_by_position, &data);
|
||||
|
||||
if (alloc_area)
|
||||
@ -1754,7 +1875,6 @@ gtk_cell_area_get_cell_at_position (GtkCellArea *area,
|
||||
return data.renderer;
|
||||
}
|
||||
|
||||
|
||||
/*************************************************************
|
||||
* API: Geometry *
|
||||
*************************************************************/
|
||||
|
||||
@ -76,6 +76,8 @@ typedef gboolean (*GtkCellCallback) (GtkCellRenderer *renderer,
|
||||
* GtkCellAllocCallback:
|
||||
* @renderer: the cell renderer to operate on
|
||||
* @cell_area: the area allocated to @renderer inside the rectangle provided to gtk_cell_area_foreach_alloc().
|
||||
* @cell_background: the background area for @renderer inside the background
|
||||
* area provided to gtk_cell_area_foreach_alloc().
|
||||
* @data: user-supplied data
|
||||
*
|
||||
* The type of the callback functions used for iterating over
|
||||
@ -86,6 +88,7 @@ typedef gboolean (*GtkCellCallback) (GtkCellRenderer *renderer,
|
||||
*/
|
||||
typedef gboolean (*GtkCellAllocCallback) (GtkCellRenderer *renderer,
|
||||
const GdkRectangle *cell_area,
|
||||
const GdkRectangle *cell_background,
|
||||
gpointer data);
|
||||
|
||||
|
||||
@ -174,6 +177,7 @@ struct _GtkCellAreaClass
|
||||
GtkCellAreaContext *context,
|
||||
GtkWidget *widget,
|
||||
const GdkRectangle *cell_area,
|
||||
const GdkRectangle *background_area,
|
||||
GtkCellAllocCallback callback,
|
||||
gpointer callback_data);
|
||||
gint (* event) (GtkCellArea *area,
|
||||
@ -273,6 +277,7 @@ void gtk_cell_area_foreach_alloc (GtkCellArea
|
||||
GtkCellAreaContext *context,
|
||||
GtkWidget *widget,
|
||||
const GdkRectangle *cell_area,
|
||||
const GdkRectangle *background_area,
|
||||
GtkCellAllocCallback callback,
|
||||
gpointer callback_data);
|
||||
gint gtk_cell_area_event (GtkCellArea *area,
|
||||
@ -308,7 +313,6 @@ GtkCellRenderer *gtk_cell_area_get_cell_at_position (GtkCellArea
|
||||
gint y,
|
||||
GdkRectangle *alloc_area);
|
||||
|
||||
|
||||
/* Geometry */
|
||||
GtkCellAreaContext *gtk_cell_area_create_context (GtkCellArea *area);
|
||||
GtkSizeRequestMode gtk_cell_area_get_request_mode (GtkCellArea *area);
|
||||
|
||||
@ -78,16 +78,9 @@ static void gtk_cell_area_box_foreach_alloc (GtkCellArea
|
||||
GtkCellAreaContext *context,
|
||||
GtkWidget *widget,
|
||||
const GdkRectangle *cell_area,
|
||||
const GdkRectangle *background_area,
|
||||
GtkCellAllocCallback callback,
|
||||
gpointer callback_data);
|
||||
static void gtk_cell_area_box_render (GtkCellArea *area,
|
||||
GtkCellAreaContext *context,
|
||||
GtkWidget *widget,
|
||||
cairo_t *cr,
|
||||
const GdkRectangle *background_area,
|
||||
const GdkRectangle *cell_area,
|
||||
GtkCellRendererState flags,
|
||||
gboolean paint_focus);
|
||||
static void gtk_cell_area_box_set_cell_property (GtkCellArea *area,
|
||||
GtkCellRenderer *renderer,
|
||||
guint prop_id,
|
||||
@ -262,7 +255,6 @@ gtk_cell_area_box_class_init (GtkCellAreaBoxClass *class)
|
||||
area_class->remove = gtk_cell_area_box_remove;
|
||||
area_class->foreach = gtk_cell_area_box_foreach;
|
||||
area_class->foreach_alloc = gtk_cell_area_box_foreach_alloc;
|
||||
area_class->render = gtk_cell_area_box_render;
|
||||
area_class->set_cell_property = gtk_cell_area_box_set_cell_property;
|
||||
area_class->get_cell_property = gtk_cell_area_box_get_cell_property;
|
||||
|
||||
@ -1040,6 +1032,7 @@ gtk_cell_area_box_foreach_alloc (GtkCellArea *area,
|
||||
GtkCellAreaContext *context,
|
||||
GtkWidget *widget,
|
||||
const GdkRectangle *cell_area,
|
||||
const GdkRectangle *background_area,
|
||||
GtkCellAllocCallback callback,
|
||||
gpointer callback_data)
|
||||
{
|
||||
@ -1047,9 +1040,13 @@ gtk_cell_area_box_foreach_alloc (GtkCellArea *area,
|
||||
GtkCellAreaBoxPrivate *priv = box->priv;
|
||||
GtkCellAreaBoxContext *box_context = GTK_CELL_AREA_BOX_CONTEXT (context);
|
||||
GSList *allocated_cells, *l;
|
||||
GdkRectangle allocation;
|
||||
GdkRectangle cell_alloc, cell_background;
|
||||
gboolean rtl;
|
||||
|
||||
allocation = *cell_area;
|
||||
rtl = (priv->orientation == GTK_ORIENTATION_HORIZONTAL &&
|
||||
gtk_widget_get_direction (widget) == GTK_TEXT_DIR_RTL);
|
||||
|
||||
cell_alloc = *cell_area;
|
||||
|
||||
/* Get a list of cells with allocation sizes decided regardless
|
||||
* of alignments and pack order etc. */
|
||||
@ -1062,96 +1059,23 @@ gtk_cell_area_box_foreach_alloc (GtkCellArea *area,
|
||||
|
||||
if (priv->orientation == GTK_ORIENTATION_HORIZONTAL)
|
||||
{
|
||||
allocation.x = cell_area->x + cell->position;
|
||||
allocation.width = cell->size;
|
||||
cell_alloc.x = cell_area->x + cell->position;
|
||||
cell_alloc.width = cell->size;
|
||||
}
|
||||
else
|
||||
{
|
||||
allocation.y = cell_area->y + cell->position;
|
||||
allocation.height = cell->size;
|
||||
cell_alloc.y = cell_area->y + cell->position;
|
||||
cell_alloc.height = cell->size;
|
||||
}
|
||||
|
||||
if (callback (cell->renderer, &allocation, callback_data))
|
||||
break;
|
||||
}
|
||||
|
||||
g_slist_foreach (allocated_cells, (GFunc)allocated_cell_free, NULL);
|
||||
g_slist_free (allocated_cells);
|
||||
}
|
||||
|
||||
static void
|
||||
gtk_cell_area_box_render (GtkCellArea *area,
|
||||
GtkCellAreaContext *context,
|
||||
GtkWidget *widget,
|
||||
cairo_t *cr,
|
||||
const GdkRectangle *background_area,
|
||||
const GdkRectangle *cell_area,
|
||||
GtkCellRendererState flags,
|
||||
gboolean paint_focus)
|
||||
{
|
||||
GtkCellAreaBox *box = GTK_CELL_AREA_BOX (area);
|
||||
GtkCellAreaBoxPrivate *priv = box->priv;
|
||||
GtkCellAreaBoxContext *box_context = GTK_CELL_AREA_BOX_CONTEXT (context);
|
||||
GSList *allocated_cells, *l;
|
||||
GdkRectangle cell_background, inner_area;
|
||||
GtkCellRenderer *focus_cell = NULL;
|
||||
GdkRectangle focus_rect = { 0, };
|
||||
gboolean first_focus_cell = TRUE;
|
||||
gboolean focus_all = FALSE;
|
||||
gboolean rtl;
|
||||
|
||||
rtl = (priv->orientation == GTK_ORIENTATION_HORIZONTAL &&
|
||||
gtk_widget_get_direction (widget) == GTK_TEXT_DIR_RTL);
|
||||
|
||||
/* Make sure we dont paint a focus rectangle while there
|
||||
* is an editable widget in play
|
||||
*/
|
||||
if (gtk_cell_area_get_edited_cell (area))
|
||||
paint_focus = FALSE;
|
||||
|
||||
if (flags & GTK_CELL_RENDERER_FOCUSED)
|
||||
{
|
||||
focus_cell = gtk_cell_area_get_focus_cell (area);
|
||||
flags &= ~GTK_CELL_RENDERER_FOCUSED;
|
||||
|
||||
/* If no cell can activate but the caller wants focus painted,
|
||||
* then we paint focus around all cells */
|
||||
if (paint_focus && !gtk_cell_area_is_activatable (area))
|
||||
focus_all = TRUE;
|
||||
}
|
||||
|
||||
cell_background = *cell_area;
|
||||
|
||||
/* Get a list of cells with allocation sizes decided regardless
|
||||
* of alignments and pack order etc. */
|
||||
allocated_cells = get_allocated_cells (box, box_context, widget,
|
||||
cell_area->width, cell_area->height);
|
||||
|
||||
for (l = allocated_cells; l; l = l->next)
|
||||
{
|
||||
AllocatedCell *cell = l->data;
|
||||
GtkCellRendererState cell_fields = 0;
|
||||
GdkRectangle render_background;
|
||||
|
||||
if (priv->orientation == GTK_ORIENTATION_HORIZONTAL)
|
||||
{
|
||||
cell_background.x = cell_area->x + cell->position;
|
||||
cell_background.width = cell->size;
|
||||
}
|
||||
else
|
||||
{
|
||||
cell_background.y = cell_area->y + cell->position;
|
||||
cell_background.height = cell->size;
|
||||
}
|
||||
|
||||
/* Stop rendering cells if they flow out of the render area,
|
||||
/* Stop iterating over cells if they flow out of the render area,
|
||||
* this can happen because the render area can actually be
|
||||
* smaller than the requested area (treeview columns can
|
||||
* be user resizable and can be resized to be smaller than
|
||||
* the actual requested area). */
|
||||
if (cell_background.x > cell_area->x + cell_area->width ||
|
||||
cell_background.x + cell_background.width < cell_area->x ||
|
||||
cell_background.y > cell_area->y + cell_area->height)
|
||||
if (cell_alloc.x > cell_area->x + cell_area->width ||
|
||||
cell_alloc.x + cell_alloc.width < cell_area->x ||
|
||||
cell_alloc.y > cell_area->y + cell_area->height)
|
||||
break;
|
||||
|
||||
/* Special case for the last cell (or first cell in rtl)... let the last cell consume
|
||||
@ -1164,13 +1088,13 @@ gtk_cell_area_box_render (GtkCellArea *area,
|
||||
if (rtl)
|
||||
{
|
||||
/* Fill the leading space for the first cell in the area (still last in the list) */
|
||||
cell_background.width = (cell_background.x - cell_area->x) + cell_background.width;
|
||||
cell_background.x = cell_area->x;
|
||||
cell_alloc.width = (cell_alloc.x - cell_area->x) + cell_alloc.width;
|
||||
cell_alloc.x = cell_area->x;
|
||||
}
|
||||
else
|
||||
{
|
||||
cell_background.width = cell_area->x + cell_area->width - cell_background.x;
|
||||
cell_background.height = cell_area->y + cell_area->height - cell_background.y;
|
||||
cell_alloc.width = cell_area->x + cell_area->width - cell_alloc.x;
|
||||
cell_alloc.height = cell_area->y + cell_area->height - cell_alloc.y;
|
||||
}
|
||||
}
|
||||
else
|
||||
@ -1179,98 +1103,52 @@ gtk_cell_area_box_render (GtkCellArea *area,
|
||||
* so that the underlying renderer has a chance to deal with it (for instance
|
||||
* text renderers get a chance to ellipsize).
|
||||
*/
|
||||
if (cell_background.x + cell_background.width > cell_area->x + cell_area->width)
|
||||
cell_background.width = cell_area->x + cell_area->width - cell_background.x;
|
||||
if (cell_alloc.x + cell_alloc.width > cell_area->x + cell_area->width)
|
||||
cell_alloc.width = cell_area->x + cell_area->width - cell_alloc.x;
|
||||
|
||||
if (cell_background.y + cell_background.height > cell_area->y + cell_area->height)
|
||||
cell_background.height = cell_area->y + cell_area->height - cell_background.y;
|
||||
if (cell_alloc.y + cell_alloc.height > cell_area->y + cell_area->height)
|
||||
cell_alloc.height = cell_area->y + cell_area->height - cell_alloc.y;
|
||||
}
|
||||
|
||||
/* Remove margins from the background area to produce the cell area
|
||||
*/
|
||||
gtk_cell_area_inner_cell_area (area, widget, &cell_background, &inner_area);
|
||||
|
||||
/* Add portions of the background_area to the cell_background
|
||||
* to create the render_background */
|
||||
render_background = cell_background;
|
||||
/* Add portions of the background_area to the cell_alloc
|
||||
* to create the cell_background */
|
||||
cell_background = cell_alloc;
|
||||
|
||||
if (priv->orientation == GTK_ORIENTATION_HORIZONTAL)
|
||||
{
|
||||
if (l == allocated_cells)
|
||||
{
|
||||
render_background.width += render_background.x - background_area->x;
|
||||
render_background.x = background_area->x;
|
||||
cell_background.width += cell_background.x - background_area->x;
|
||||
cell_background.x = background_area->x;
|
||||
}
|
||||
|
||||
if (l->next == NULL)
|
||||
render_background.width =
|
||||
background_area->width - (render_background.x - background_area->x);
|
||||
cell_background.width =
|
||||
background_area->width - (cell_background.x - background_area->x);
|
||||
|
||||
render_background.y = background_area->y;
|
||||
render_background.height = background_area->height;
|
||||
cell_background.y = background_area->y;
|
||||
cell_background.height = background_area->height;
|
||||
}
|
||||
else
|
||||
{
|
||||
if (l == allocated_cells)
|
||||
{
|
||||
render_background.height += render_background.y - background_area->y;
|
||||
render_background.y = background_area->y;
|
||||
cell_background.height += cell_background.y - background_area->y;
|
||||
cell_background.y = background_area->y;
|
||||
}
|
||||
|
||||
if (l->next == NULL)
|
||||
render_background.height =
|
||||
background_area->height - (render_background.y - background_area->y);
|
||||
cell_background.height =
|
||||
background_area->height - (cell_background.y - background_area->y);
|
||||
|
||||
render_background.x = background_area->x;
|
||||
render_background.width = background_area->width;
|
||||
cell_background.x = background_area->x;
|
||||
cell_background.width = background_area->width;
|
||||
}
|
||||
|
||||
if (focus_all ||
|
||||
(focus_cell &&
|
||||
(cell->renderer == focus_cell ||
|
||||
gtk_cell_area_is_focus_sibling (area, focus_cell, cell->renderer))))
|
||||
{
|
||||
cell_fields |= GTK_CELL_RENDERER_FOCUSED;
|
||||
|
||||
if (paint_focus)
|
||||
{
|
||||
GdkRectangle cell_focus;
|
||||
|
||||
gtk_cell_renderer_get_aligned_area (cell->renderer, widget, flags, &inner_area, &cell_focus);
|
||||
|
||||
/* Accumulate the focus rectangle for all focus siblings */
|
||||
if (first_focus_cell)
|
||||
{
|
||||
focus_rect = cell_focus;
|
||||
first_focus_cell = FALSE;
|
||||
}
|
||||
else
|
||||
gdk_rectangle_union (&focus_rect, &cell_focus, &focus_rect);
|
||||
}
|
||||
}
|
||||
|
||||
/* We have to do some per-cell considerations for the 'flags'
|
||||
* for focus handling */
|
||||
gtk_cell_renderer_render (cell->renderer, cr, widget,
|
||||
&render_background, &inner_area,
|
||||
flags | cell_fields);
|
||||
if (callback (cell->renderer, &cell_alloc, &cell_background, callback_data))
|
||||
break;
|
||||
}
|
||||
|
||||
if (paint_focus && focus_rect.width != 0 && focus_rect.height != 0)
|
||||
{
|
||||
GtkStateType renderer_state =
|
||||
flags & GTK_CELL_RENDERER_SELECTED ? GTK_STATE_SELECTED :
|
||||
(flags & GTK_CELL_RENDERER_PRELIT ? GTK_STATE_PRELIGHT :
|
||||
(flags & GTK_CELL_RENDERER_INSENSITIVE ? GTK_STATE_INSENSITIVE : GTK_STATE_NORMAL));
|
||||
|
||||
gtk_paint_focus (gtk_widget_get_style (widget), cr,
|
||||
renderer_state, widget,
|
||||
gtk_cell_area_get_style_detail (area),
|
||||
focus_rect.x, focus_rect.y,
|
||||
focus_rect.width, focus_rect.height);
|
||||
}
|
||||
|
||||
|
||||
g_slist_foreach (allocated_cells, (GFunc)allocated_cell_free, NULL);
|
||||
g_slist_free (allocated_cells);
|
||||
}
|
||||
|
||||
Loading…
Reference in New Issue
Block a user